Triple
T11254727
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | San Mateo County Transportation Authority |
E266407
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
San Mateo County transportation system
The San Mateo County transportation system is the integrated network of public transit, roads, and related infrastructure that serves residents and commuters throughout San Mateo County, California.
|
E914541
|
NE FINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: San Mateo County transportation system | Statement: [San Mateo County Transportation Authority, partOf, San Mateo County transportation system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: San Mateo County transportation system Context triple: [San Mateo County Transportation Authority, partOf, San Mateo County transportation system]
-
A.
Santa Clara County transportation system
The Santa Clara County transportation system is an integrated network of public transit services, roadways, and supporting facilities that connects communities throughout the county, including cities like San Jose, Santa Clara, and Sunnyvale.
-
B.
San Mateo County Transportation Authority
The San Mateo County Transportation Authority is a public agency responsible for planning, funding, and delivering transportation and congestion-relief projects within San Mateo County, California.
-
C.
San Mateo County Transit District
San Mateo County Transit District is the public agency that oversees and manages bus and other transit services in San Mateo County, California.
-
D.
San Mateo County Regional Trails System
The San Mateo County Regional Trails System is a planned network of interconnected multi-use trails in San Mateo County, California, designed to link parks, open spaces, and communities for recreation and non-motorized transportation.
-
E.
Yolo County Transportation District
Yolo County Transportation District is a public transit agency in Yolo County, California, responsible for operating local and intercity bus services and participating in regional transportation planning.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: San Mateo County transportation system Triple: [San Mateo County Transportation Authority, partOf, San Mateo County transportation system]
Generated description
The San Mateo County transportation system is the integrated network of public transit, roads, and related infrastructure that serves residents and commuters throughout San Mateo County, California.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: San Mateo County transportation system Target entity description: The San Mateo County transportation system is the integrated network of public transit, roads, and related infrastructure that serves residents and commuters throughout San Mateo County, California.
-
A.
Santa Clara County transportation system
The Santa Clara County transportation system is an integrated network of public transit services, roadways, and supporting facilities that connects communities throughout the county, including cities like San Jose, Santa Clara, and Sunnyvale.
-
B.
San Mateo County Transportation Authority
The San Mateo County Transportation Authority is a public agency responsible for planning, funding, and delivering transportation and congestion-relief projects within San Mateo County, California.
-
C.
San Mateo County Transit District
San Mateo County Transit District is the public agency that oversees and manages bus and other transit services in San Mateo County, California.
-
D.
San Mateo County Regional Trails System
The San Mateo County Regional Trails System is a planned network of interconnected multi-use trails in San Mateo County, California, designed to link parks, open spaces, and communities for recreation and non-motorized transportation.
-
E.
Yolo County Transportation District
Yolo County Transportation District is a public transit agency in Yolo County, California, responsible for operating local and intercity bus services and participating in regional transportation planning.
- F. None of above. chosen
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69d6aac7953c8190b82caf9d7640fdf9 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e9346f4c8190b29c2cf3a29cd1d1 |
completed | April 9, 2026, 6 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e4cc941d34819099ae30713bdd03e5 |
completed | April 19, 2026, 12:37 p.m. |
| NEDg | Description generation | batch_69e4d9ec9964819084bd7118e49c41a2 |
completed | April 19, 2026, 1:34 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69e4ddab4ef48190ab7f371da765c6c0 |
completed | April 19, 2026, 1:50 p.m. |
Created at: April 8, 2026, 9:31 p.m.